BR8007028A - PROTECTIVE APPLIANCE FOR C.C MOTOR SUPPLY BY CONVERTER - Google Patents

PROTECTIVE APPLIANCE FOR C.C MOTOR SUPPLY BY CONVERTER

Info

Publication number: BR8007028A
Authority: BR; Brazil
Prior art keywords: converter; motor supply; protective appliance; appliance; protective
Prior art date: 1979-10-30

Application number

BR8007028A

Other languages

Portuguese (pt)

Inventor

G Morris

Original Assignee

Harnischfeger Corp

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1979-10-30

Filing date

1980-10-30

Publication date

1981-05-05

1980-10-30 Application filed by Harnischfeger Corp filed Critical Harnischfeger Corp

1981-05-05 Publication of BR8007028A publication Critical patent/BR8007028A/en

Classifications

- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/08—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors
- H02H7/0833—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors for electric motors with control arrangements

BR8007028A 1979-10-30 1980-10-30 PROTECTIVE APPLIANCE FOR C.C MOTOR SUPPLY BY CONVERTER BR8007028A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US06/089,301 US4309735A (en)	1979-10-30	1979-10-30	Protective circuits for converter-supplied D.C. motor

Publications (1)

Publication Number	Publication Date
BR8007028A true BR8007028A (en)	1981-05-05

Family

ID=22216861

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BR8007028A BR8007028A (en)	1979-10-30	1980-10-30	PROTECTIVE APPLIANCE FOR C.C MOTOR SUPPLY BY CONVERTER

Country Status (8)

Country	Link
US (1)	US4309735A (en)
JP (2)	JPS5678374A (en)
AU (1)	AU529205B2 (en)
BR (1)	BR8007028A (en)
CA (1)	CA1161109A (en)
DE (1)	DE3040577A1 (en)
MX (1)	MX149004A (en)
ZA (1)	ZA806505B (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4469999A (en) *	1981-03-23	1984-09-04	Eaton Corporation	Regenerative drive control
US4363064A (en) *	1981-07-27	1982-12-07	The United States Of America As Represented By The Secretary Of The Navy	Overcurrent protection system
DE3347106A1 (en) *	1983-12-27	1985-07-04	Garbe Lahmeyer & Co Ag	Circuit arrangement for detecting currents and their polarity in a semiconductor converter bridge
DE3402954C1 (en) *	1984-01-28	1985-10-17	Aeg-Elotherm Gmbh, 5630 Remscheid	Overcurrent detection in a controlled rectifier
US4536686A (en) *	1984-07-26	1985-08-20	Gartner Joseph J	Electric motor fault and dynamic braking protection system
US4962337A (en) *	1988-03-31	1990-10-09	Eaton Corporation	Express window lift motor shutdown
US5469351A (en) *	1994-07-05	1995-11-21	Ford Motor Company	Fault isolation in an induction motor control system
DE4444280C2 (en) *	1994-12-13	1996-10-02	Hennecke Gmbh Maschf	Method and device for supplying power to workstations rotating on a chain
DE19730440A1 (en) *	1997-07-16	1999-01-21	Flender Himmelwerk Gmbh	Switchgear for electromagnetically operated assemblies
US6895176B2 (en) *	2002-09-12	2005-05-17	General Electric Company	Method and apparatus for controlling electronically commutated motor operating characteristics
EP1721375B1 (en) *	2004-03-04	2011-06-22	Siemens Aktiengesellschaft	Protective device for a consumer branch
US9741515B1 (en) *	2013-02-19	2017-08-22	Amazon Technologies, Inc.	Structures for representation of an operational state
CN106645905B (en) *	2016-11-11	2023-06-30	大禹电气科技股份有限公司	Output voltage isolation sampling circuit of high-voltage frequency converter

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3133209A (en) *	1962-05-14	1964-05-12	Gen Electric	Switching circuit utilizing two silicon controlled rectifiers with transient protection for the rectifiers
US3536984A (en) *	1967-01-30	1970-10-27	Gen Electric	Polyphase inverter with selfprotection means
US3590350A (en) *	1968-08-30	1971-06-29	Westinghouse Electric Corp	Motor control for skip hoist drive systems and the like
US3584282A (en) *	1969-04-01	1971-06-08	Westinghouse Electric Corp	Current limiting system for motor control
US3614531A (en) *	1970-08-18	1971-10-19	Joseph V Oswald	Shunt means for protecting a power supply against back emf
US3725742A (en) *	1972-02-23	1973-04-03	Gen Electric	Static circuit breaker
JPS5512608B2 (en) *	1972-03-06	1980-04-03
JPS5063434A (en) *	1973-10-09	1975-05-29
US4039914A (en) *	1975-11-25	1977-08-02	General Electric Company	Dynamic braking in controlled current motor drive systems
US4074175A (en) *	1976-04-15	1978-02-14	General Electric Company	Inductive load current measuring circuit
JPS5345586U (en) *	1976-09-22	1978-04-18
JPS5361023A (en) *	1976-11-12	1978-06-01	Toshiba Corp	Thyristor converter
US4150325A (en) *	1977-12-02	1979-04-17	General Electric Company	Power conversion system having inversion fault detection and correction circuit

1979
- 1979-10-30 US US06/089,301 patent/US4309735A/en not_active Expired - Lifetime
1980
- 1980-10-15 CA CA000362471A patent/CA1161109A/en not_active Expired
- 1980-10-22 AU AU63610/80A patent/AU529205B2/en not_active Ceased
- 1980-10-22 ZA ZA00806505A patent/ZA806505B/en unknown
- 1980-10-28 MX MX184515A patent/MX149004A/en unknown
- 1980-10-28 DE DE19803040577 patent/DE3040577A1/en active Granted
- 1980-10-29 JP JP15089180A patent/JPS5678374A/en active Pending
- 1980-10-30 BR BR8007028A patent/BR8007028A/en unknown
1986
- 1986-08-25 JP JP1986128314U patent/JPS6254594U/ja active Pending

Also Published As

Publication number	Publication date
JPS5678374A (en)	1981-06-27
DE3040577A1 (en)	1981-05-07
DE3040577C2 (en)	1991-05-02
MX149004A (en)	1983-08-05
ZA806505B (en)	1981-10-28
JPS6254594U (en)	1987-04-04
AU6361080A (en)	1981-05-07
US4309735A (en)	1982-01-05
CA1161109A (en)	1984-01-24
AU529205B2 (en)	1983-05-26

Publication	Publication Date	Title
IT7826933A0 (en)	1978-08-22	HEAT GENERATOR FOR CLUTCH.
ES491398A0 (en)	1981-05-16	TOOL FOR FIXING FIXING ELEMENTS.
IT8019237A0 (en)	1980-01-16	TOOL ATTACHMENT.
BR8007028A (en)	1981-05-05	PROTECTIVE APPLIANCE FOR C.C MOTOR SUPPLY BY CONVERTER
ES238401Y (en)	1979-04-01	REMOVABLE CABINET FOR THE PLACEMENT OF TOOLS, APPLIANCES, CONTAINERS OR SIMILAR
NO793313L (en)	1981-04-21	DEVICE FOR HEATING.
ES258151Y (en)	1982-05-16	HEATING ARRANGEMENT.
NO144471C (en)	1981-09-09	SKINTA TRINSE.
IT8026195A0 (en)	1980-11-24	PROTECTIVE CASE FOR VIDEODIS.
IT8019697A0 (en)	1980-02-05	APPLIANCE FOR CUTTING FUR.
ES239508Y (en)	1979-05-16	WORK UNIT FOR KITCHENS
DK358180A (en)	1981-03-08	SAFETY MECHANISM FOR APPLIANCES
ES226174Y (en)	1977-08-01	PROTECTOR FOR KITCHEN CONTAINERS.
ES244083Y (en)	1980-07-01	ASSEMBLY DEVICE FOR CONSTRUCTION PARTS.
ES230367Y (en)	1978-03-01	PADDING FOR COATINGS.
ES243679Y (en)	1980-06-16	PERFECTED DEVICE FOR COOKING VIANDAS.
ES226382Y (en)	1977-08-01	PERFECTED LID FOR APPLIANCES.
ES230310Y (en)	1978-02-16	IMPROVED PROTECTION DEVICE FOR KITCHEN CONTROLS.
ES243992Y (en)	1980-08-16	INDICATOR-SELECTOR OF FUNCTIONS FOR APPLIANCES.
ES242029Y (en)	1980-01-01	PERFECTED CASE FOR LIPSTICK.
ES242572Y (en)	1979-12-16	PERFECTED ARMS FOR LIGHTING APPLIANCES.
ES221935Y (en)	1977-03-01	PROTECTION DEVICE FOR KITCHEN CONTROLS.
ES241923Y (en)	1979-12-01	PERFECTED CONSOLE FOR AUTORADIOS.
ES241559Y (en)	1980-03-01	SUPPORT FOR BATHROOM TOOLS.
IT7964229V0 (en)	1979-02-13	ALTERNATIVE JET REACTION MOTOR.